package com.erick.wave.framework.tools.test.arith;
class TreeNode{
    public int data =10;
    public TreeNode leftChild;
    public TreeNode rightChild;
    public static void inOrderTraversal(TreeNode node){
        if(node == null){
            return;
        }else{
            inOrderTraversal(node.leftChild);
            System.out.println(node.data);
            inOrderTraversal(node.rightChild);
        }
    }
    
    public static void main(String args[]) {
    	TreeNode node = TreeNode();
    }

	private static TreeNode TreeNode() {
		// TODO Auto-generated method stub
		return null;
	}
}